walt wrote:

> 
> Is there any reason to keep the fontconfig package installed
> on a machine with the native XFree fontconfig libraries?

To answer my own question:  no.  I deleted the fontconfig pacage
and recompiled all other packages and everything just works.

> 
> Looks like Xft and freetype are also duplicated, and probably
> others I haven't noticed.

After recompiling xfce4 I was unhappy to see that the Xft and
freetype packages had been re-installed after I deleted them.
I suspect they are not needed, however.